Ultimately, I'm afraid, the answer is just that it's just another way to get boosters when all else fails

Adaptive Training Post April O'Neil, Kunoichi Trainee Archery Training Battle Strain Bloodshot Trainee Burning-Yard Trainer Cabal Trainee Choking Restraints Code of Constraint Collective Restraint Dire-Strain Anarchist Dire-Strain Brawler Dire-Strain Demolisher Dire-Strain Rampage Dragon Trainer Duelcraft Trainer Golden-Tail Trainer Great Train Heist Greenhilt Trainee Hero in Training Hydra Trainer Jukai Trainee Mystic Restraints Noxious Gearhulk Owen Grady, Raptor Trainer Parish-Blade Trainee Phantom Train Purestrain Genestealer Radiant Restraints Ratcatcher Trainee Ratcatcher Trainee Restrain Setessan Training Skyrider Trainee Sokka's Sword Training Subway Train Thundertrap Trainer Train of Thought Trained Armodon Trained Arynx Trained Blessed Mind Trained Caracal Trained Cheetah Trained Condor Trained Jackal Trained Orgg Trained Pronghorn Training Center Training Compound Training Drone Training Grounds Training Regimen War-Trained Slasher Wayta, Trainer Prodigy Weapons Trainer Wingsteed Trainer

7 Sentinel Sliver Slivers are an infamous Magic: The Gathering creature type built around extreme synergy
Its been a while since weve had a decent counterspell in Standard, but I expect Revolutionary Rebuff to be an automatic four-of in blue control decks
The printed rules text for Xenograft isn't too lengthy
The key is might. Thoughtseizing Ad Nauseam on Turn 1 might take a Lotus Bloom, you might stunt a turn of acceleration against a Titanshift opponent with multiple whammies, and if you dont have the kill spell for Goblin Electromancer, you might just need to choke Storms progression