As B.O.B. enters the battlefield, create four 1/1 blue Beeble creature tokens. The number of loyalty counters on B.O.B. is equal to the number of Beebles you control. (Create or sacrifice Beebles whenever B.O.B. gains or loses loyalty.) +1: Up to X target Beebles can't be blocked this turn, where X is the number of cards in your hand. −1: Draw a card.

{T}: Add {C}{C}{C}. {3}, {T}, Sacrifice Dreamstone Hedron: Draw three cards.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) Everflowing Chalice enters the battlefield with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on Everflowing Chalice.

Equipped creature gets +1/+1 for each counter on it. Equipped permanent isn't a planeswalker and is a creature in addition to its other types. (Loyalty abilities can still be activated.) Equip planeswalker {1} Equip {3}

Creatures you control are every creature type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield. {3}, {T}: Create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) As Obelisk of Urd enters the battlefield, choose a creature type. Creatures you control of the chosen type get +2/+2.

Orochi Hatchery enters the battlefield with X charge counters on it. {5}, {T}: Create a 1/1 green Snake creature token for each charge counter on Orochi Hatchery.

{T}: Add {C}{C}.

Flash This spell costs {1} less to cast for each attacking creature. Trample When Ancient Stone Idol dies, create a 6/12 colorless Construct artifact creature token with trample.

Blurry (This creature can be blocked only if defending player was wearing glasses as it was cast.) Whenever Blurry Beeble deals combat damage to a player, you may draw a card. If you do, discard a card.

Bouncing Beebles can't be blocked as long as defending player controls an artifact.

As Brass Herald enters the battlefield, choose a creature type. When Brass Herald enters the battlefield, reveal the top four cards of your library. Put all creature cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order. Creatures of the chosen type get +1/+1.

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker. When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for {1} or one mana of that creature's color.)

Flying You have no maximum hand size. Whenever a creature token you control deals combat damage to a player, draw a card.

Morph—Return two Islands you control to their owner's hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Fathom Seer is turned face up, draw two cards.

Other blue creatures you control get +1/+1. {U}: Target artifact creature becomes blue until end of turn. Tap an untapped blue creature you control: Add {C}{C}. Spend this mana only to cast artifact spells or activate abilities of artifacts.

{4}: Search your library for a card, put that card into your hand, then shuffle.

Changeling (This card is every creature type.) Tap an untapped creature you control: Mothdust Changeling gains flying until end of turn.

Flying When Mulldrifter enters the battlefield, draw two cards. Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

When Myr Battlesphere enters the battlefield, create four 1/1 colorless Myr artifact creature tokens. Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.

As Arcane Adaptation enters the battlefield, choose a creature type. Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Exile a creature card from your graveyard and pay its mana cost: Create a token that's a copy of that card. Activate only as a sorcery.

Enchant creature Enchanted creature has flying. Sacrifice Crown of Ascension: Enchanted creature and other creatures that share a creature type with it gain flying until end of turn.

When Well of Ideas enters the battlefield, draw two cards. At the beginning of each other player's draw step, that player draws an additional card. At the beginning of your draw step, draw two additional cards.

Counter target spell. Create X 1/1 colorless Thopter artifact creature tokens with flying, where X is that spell's mana value.

Tap target creature you don't control. Overload {3}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Counter target noncreature spell.

Return target instant or sorcery card from your graveyard to your hand.

Target player draws three cards. Then that player discards two cards unless they discard a land card.

Draw three cards.

Draw two cards. Exile Inspiring Refrain with three time counters on it. Suspend 3—{2}{U} (Rather than cast this card from your hand, you may pay {2}{U} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it. Players may choose new targets for their copies.) Create a token that's a copy of target permanent you control.

Draw cards equal to the highest mana value among permanents you control.