Rootha, Mercurial Artist, Brass's Bounty, and Emergence Zone

Prerequisites

• Rootha, Mercurial Artist on the battlefield
• Brass's Bounty in hand
• Emergence Zone on the battlefield
• available

Steps

1. Activate Emergence Zone's second ability by paying , tapping and sacrificing it, allowing you to cast spells as though they have flash this turn
2. Cast Brass's Bounty by paying
3. Holding priority, activate Rootha by paying and returning it from the battlefield to your hand, copying Brass's Bounty
4. Resolve the Brass's Bounty copy, creating at least six Treasure tokens
5. Activate five Treasure tokens by tapping and sacrificing them, adding
6. Cast Rootha by paying
7. Repeat from step 3

Results

• Infinite colored mana
• Infinite ETB
• Infinite LTB
• Infinite magecraft triggers
• Infinite storm count
• Infinite Treasure tokens