Terra Firma Gravity [PP02-EN013] Secret Rare SM158 when resolving the effect

when resolving the effect

Set: Magic Player Rewards 2001 Type: Token Creature — Spirit Rarity: Common Flying

You may reveal an Aura

Set: World Championship 2010 Card Pack Card type: Effect Monster Rarity: Rare Attack: 2700 Defense: 1000 This card cannot be Special Summoned

your opponent cannot activate cards or effects when you Normal or Special Summon a monster(s)

Terra Firma Gravity [PP02-EN013] Secret Rare SM158 when resolving the effectSet: Premium Pack 2 Card type: Normal Trap Rarity: Secret Rare Attack: 0 Defense: 0 Activate only during your opponent's Battle Phase. All Level 4 or lower monsters that can attack a face up "Elemental Hero Terra Firma" you control must attack it.