Ral's Dispersal [Guilds of Ravnica]

Ral's Dispersal [Guilds of Ravnica]Set: Guilds of Ravnica Type: Instant Rarity: Rare Cost: {3}{U}{U} Return target creature to its owner's hand. You may search your library and or graveyard for a card named Ral, Caller of Storms, reveal it, and put it into your hand. If you search your library this way, shuffle.

{TK}{TK}{TK}{TK} — 8/4

up to one target creature becomes a Bird with base power and toughness 1/1 and flying until end of turn

Set: March of the Machine Type: Battle — Siege Rarity: Uncommon Cost: {2}{R}{W} (As a Siege enters

Set: Secret Lair Drop Promos Type: Legendary Planeswalker — Karn Rarity: Rare Cost: {4} Activated abilities of artifacts your opponents control can't be activated

Set: Ikoria: Lair of Behemoths Type: Sorcery Rarity: Common Cost: {3}{R} This spell costs {3} less to cast if you control a creature with menace

and death is no longer sanctuary from anything

he took the name Tarvik Relicsmasher

The compleated invaders ceased to function and crumpled to the ground

Flashback {1}{B}{R} (You may cast this card from your graveyard for its flashback cost

After guessing

When Green Slime enters the battlefield

{T}: Creatures of the creature type of your choice attack this turn if able