Roar of Challenge [Khans of Tarkir] Hydra Beast you may pay {B}{B}{B}

you may pay {B}{B}{B}

Set: Betrayers of Kamigawa Type: Instant — Arcane Rarity: Rare Cost: {X}{W}{W} You may exile a white card with mana value X from your hand rather than pay this spell's mana cost

Eldrazi Type: Instant Rarity: Common Cost: {G} Target creature gets +2/+2 until end of turn

except it has haste and "At the beginning of the end step

{T}: Draw a card

Roar of Challenge [Khans of Tarkir] Hydra Beast you may pay {B}{B}{B}Set: Khans of Tarkir Type: Sorcery Rarity: Uncommon Cost: {2}{G} All creatures able to block target creature this turn do so. Ferocious That creature gains indestructible until end of turn if you control a creature with power 4 or greater.