Astral Drift is a three-mana enchantment that reads, Whenever you cycle Astral Drift or cycle another card while Astral Drift is on the battlefield, you may exile target creature
With her ability, the deck aims to bring back small creatures (specifically those with three power or less) from your graveyard to the battlefield, letting you use their 'enters the battlefield, or ETB abilities
This land lets you add three generic mana to your mana pool, with the extremely mild stipulation that you can only use the mana on artifacts
for each heads, a target opponent skips that many turns
Restoration Angel Where theres a Blade Splicer, you can be reasonably certain that a Restoration Angel is lurking right around the corner
That said, you can pack your deck with Hyena Umbra, Spirit Mantle and Aura-based removal like Darksteel Mutation, Chains of Custody and Ossification to get your card draw up for Sram