Cultivate [Planechase 2012] Elf except during the Damage Step:

except during the Damage Step: You can Special Summon this card from your hand to the opponent's field in Defense Position

Set: Commander 2018 Type: Artifact Rarity: Uncommon Cost: {3} {T}: Add {C}

then shuffle cards your opponent controls into the Deck

then if you control "Exosister Elis"

The Law of Givesies Backsies is respected by every noble pursuer of shiny things

Cultivate [Planechase 2012] Elf except during the Damage Step:Set: Planechase 2012 Type: Sorcery Rarity: Common Cost: {2}{G} Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle. All seeds share a common bond, calling to each other across infinity.