Whenever a land enters the battlefield, Ankh of Mishra deals 2 damage to that land's controller.

First strike When Cemetery Gatekeeper enters the battlefield, exile a card from a graveyard. Whenever a player plays a land or casts a spell, if it shares a card type with the exiled card, Cemetery Gatekeeper deals 2 damage to that player.

Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.

Whenever a land enters the battlefield under an opponent's control, if that player had another land enter the battlefield under their control this turn, Tunnel Ignus deals 3 damage to that player.

Whenever a player taps a nonbasic land for mana, Burning Earth deals 1 damage to that player.

Whenever a player taps a land for mana, Manabarbs deals 1 damage to that player.

Whenever a player taps a land for mana, that player adds one mana of any type that land produced, and Overabundance deals 1 damage to the player.

Whenever a player taps an Island for mana, Scald deals 1 damage to that player.