Aluren/ Cloudstone Curio Total Lockdown

Whenever a nonartifact permanent you control enters, you may return another permanent you control that shares a permanent type with it to its owner's hand.

Any player may cast creature spells with mana value 3 or less without paying their mana costs and as though they had flash.

Flash Flying When this creature enters, you may tap or untap target permanent.

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, choose one — • Untap target permanent you control. • Tap target permanent an opponent controls.