Whenever you cast a spell with mana value 5 or greater, tap target creature an opponent controls and put a stun counter on it.

If you control two or more other lands, Hall of Storm Giants enters the battlefield tapped.

: Add .

: Until end of turn, Hall of Storm Giants becomes a 7/7 blue Giant creature with ward . It's still a land. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Ward

Other creatures you control have ward .

Whenever Storvald enters the battlefield or attacks, choose one or both —

• Target creature has base power and toughness 7/7 until end of turn.

• Target creature has base power and toughness 1/1 until end of turn.