Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following abilities until end of turn.) Flying, first strike, lifelink

When Fortune, Loyal Steed enters the battlefield, scry 2. Whenever Fortune attacks while saddled, at end of combat, exile it and up to one creature that saddled it this turn, then return those cards to the battlefield under their owner's control. Saddle 1

When Frontier Seeker enters the battlefield, look at the top five cards of your library. You may reveal a Mount creature card or a Plains card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flying At the beginning of each end step, if you gained 5 or more life this turn, create a 4/4 white Angel creature token with flying and vigilance. {3}{W}{W}{W}: Until end of turn, Resplendent Angel gets +2/+2 and gains lifelink.

Flash As long as The Wandering Emperor entered the battlefield this turn, you may activate her loyalty abilities any time you could cast an instant. +1: Put a +1/+1 counter on up to one target creature. It gains first strike until end of turn. −1: Create a 2/2 white Samurai creature token with vigilance. −2: Exile target tapped creature. You gain 2 life.