Tarmogoyf [Modern Masters 2015] 029 and Effect Monster effects cannot

and Effect Monster effects cannot be activated

and can only activate them while "Blue-Eyes White Dragon" is on your field or in your GY

If you Special Summon this card successfully in this way

Set: Black & White: Plasma Blast Type: Supporter Rarity: Ultra Rare

this card's ATK is halved during damage calculation

Tarmogoyf [Modern Masters 2015] 029 and Effect Monster effects cannotSet: Modern Masters 2015 Type: Creature Lhurgoyf Rarity: Mythic Cost: {1}{G} Tarmogoyf's power is equal to the number of card types among cards in all graveyards and its toughness is equal to that number plus 1. What doesn't grow, dies. And what dies grows the tarmogoyf.