Ponder

+2: Creatures you control with flying get +1/+1 until end of turn. −3: Create a 4/4 white Angel creature token with flying and vigilance. −6: You get an emblem with "If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead."

T: Add W.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Sliver spells you cast have cascade.

T: Add C. T: Add one mana of any color. Spend this mana only to cast your second spell in a turn. When that mana is spent, create a Deep Dish Pizza token. (It's a Food artifact with "3, T, Sacrifice this token: You gain 3 life and draw a card.")

Whenever another legendary permanent you control enters, put a +1/+1 counter on Yoshimaru. Partner (You can have two commanders if both have partner.)

+2: Ugin deals 3 damage to any target. −X: Exile each permanent with mana value X or less that's one or more colors. −10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.

T: Add C. T: Add one mana of any color. Spend this mana only to cast a Sliver spell. 5, T: Create a 1/1 colorless Sliver creature token. Activate only if you control a Sliver.

You may look at the top card of your library any time. You may play lands and cast creature spells from the top of your library. The top card of your library is a Food token. It's still a card. (It has "2,T, Sacrifice this token: You gain 3 life.")