Errant, Street Artist + Flare of Duplication + Reality Spasm

Mana needed: {3}{U}{U} plus either {1}{R}{R} or a nontoken red creature to sacrifice

UR identity

Commander legal

The 3 combo pieces

How to execute it

  1. Cast Reality Spasm by paying at least {3}{U}{U}, targeting at least three permanents and choosing the untap mode.
  2. Holding priority, cast Flare of Duplication by paying its mana cost or by sacrificing a red nontoken creature, copying Reality Spasm, targeting at least three permanents.
  3. Holding priority, activate at least two mana-producing permanents you control by tapping them, adding at least {1}{U}.
  4. Activate Errant by paying {1}{U} and tapping it, copying the Reality Spasm copy, targeting Errant and at least two mana-producing permanents you control.
  5. Resolve the copy of Reality Spasm from step 3, untapping Errant and at least two mana-producing permanents you control.
  6. Repeat from step 3.

What the combo produces