Vraska, Scheming Gorgon [Rivals of Ixalan] SPA Asilida where X is twice the

where X is twice the number of age counters on Heart of Bogardan minus 2

Set: Magic 2010 Type: Instant Common Cost: {2}{R} Attacking creatures get +2/+0 until end of turn

Set: Shadowmoor Type: Artifact Creature — Scarecrow Common Cost: {6} Thornwatch Scarecrow has wither as long as you control a green creature

but even they have fears to be exploited

Vraska, Scheming Gorgon [Rivals of Ixalan] SPA Asilida where X is twice theSet: Rivals of Ixalan Type: Legendary Planeswalker Vraska Mythic Cost: {4}{B}{B} +2: Creatures you control get +1 +0 until end of turn. ? 3: Destroy target creature. ? 10: Until end of turn, creatures you control gain deathtouch and "Whenever this creature deals damage to an opponent, that player loses the game."