When Abdel Adrian, Gorion's Ward enters, exile any number of other nonland permanents you control until Abdel Adrian leaves the battlefield. Create a 1/1 white Soldier creature token for each permanent exiled this way.Choose a Background (You can have a Background as a second commander.)
Whenever a creature you control dies, put a +1/+1 counter on equipped creature.Equip Return target creature card from your graveyard to your hand. (Then exile this card. You may cast the artifact later from exile.)
Whenever Etali attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.
Ceremorphosis — When Illithid Harvester enters, turn any number of target tapped nontoken creatures face down. They're 2/2 Horror creatures.Tap X target creatures. They don't untap during their controllers' next untap steps. (Then exile this card. You may cast the creature later from exile.)
At the beginning of combat on your turn, another target creature you control gains haste and myriad until end of turn. (Whenever it attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)
Sword Coast Serpent can't be blocked as long as you've cast a noncreature spell this turn.Return target creature to its owner's hand. (Then exile this card. You may cast the creature later from exile.)