Grim Flayer Varmint Skycat Sovereign gets +1/+1 for

Skycat Sovereign gets +1/+1 for each other creature you control with flying

Planeswalkers' loyalty abilities you activate cost an additional [+1] to activate

Echo {G} (At the beginning of your upkeep

Fire deals 2 damage divided as you choose among one or two targets

Grim Flayer Varmint Skycat Sovereign gets +1/+1 forTrample Whenever Grim Flayer deals combat damage to a player, surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Delirium Grim Flayer gets +2 +2 as long as there are four or more card types among cards in your graveyard.