Into the Time Vortex (Surge Foil) [Doctor Who] March of the Machine Promos under your control

under your control

If an ability of a creature you control with power 2 or less triggers

It is my duty to keep that bowl full

Put that card onto the battlefield and the rest on the bottom of your library in a random order

At the beginning of the end step

Into the Time Vortex (Surge Foil) [Doctor Who] March of the Machine Promos under your controlSet: Doctor Who Type: Sorcery Rarity: Rare Cost: {4}{R} Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)