Final Reward Black common removal spells that deal with a creature in Limited are usually in the five to six mana range, and Final Reward fits into that range
The only sensible option was to respond to the Kavu by sacing all my lands and forcing it to shoot the only remaining legal target - itself
Creature - Vampire Cleric Color tag templates(None) Rowan's Grim Search Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) If this spell was bargained, look at the top four cards of your library, then put up to two of them back on top of your library in any order and the rest into your graveyard
Even if you're not running this archetype, it's still a solid blue enchantment to pair with creatures that cant be blocked, as it protects them from sorcery-speed removal or board wipes
Aggression Archetype of Aggression Baffling End Bestial Fury Bleeding Effect Call of the Full Moon Concerted Effort Crusher Zendikon Curse of Hospitality Curse of the Fire Penguin Demon of Fate's Design Demonic Ruckus Deviant Glee Eldrazi Conscription Etali's Favor Ferocity of the Wilds Footfall Crater Frostcliff Siege Keldon Mantle Messenger's Speed Mob Mentality Nameless Conqueror O-Kagachi Made Manifest Oath of Eorl Oni Possession Outlaws' Merriment Reptilian Reflection Rite of Belzenlok Rite of the Raging Storm Rowan's Talent Street Riot Summon: Kujata The Triumph of Anax Tilonalli's Crown Vessel of the All-Consuming Vision of the Unspeakable Zektar Shrine Expedition