Kaalia of the Vast [Commander's Arsenal] Effect Monster you can Normal Summon it

you can Normal Summon it to have it become an Effect Monster with this effect: • Once

•Dragon-Type monsters your opponent controls cannot activate their effects until the end of your opponent's turn

If you negate an effect this way

Set: XY: Ancient Origins Type: Water Rarity: Promo Retreat cost: Colorless

Kaalia of the Vast [Commander's Arsenal] Effect Monster you can Normal Summon itSet: Commander's Arsenal Type: Legendary Creature Human Cleric Rarity: Mythic Cost: {1}{R}{W}{B} Flying Whenever Kaalia of the Vast attacks an opponent, you may put an Angel, Demon, or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent. "I'll have my revenge if I have to call on every force from above and below."