Raggadragga, Goreguts Boss, Heronblade Elite, and Wurmcalling

Prerequisites

• Raggadragga, Goreguts Boss on the battlefield
• Heronblade Elite on the battlefield
• Wurmcalling in hand
• Heronblade Elite does not have summoning sickness
• (at most) available

Steps

1. Activate Heronblade Elite by tapping it, adding an amount of equal to its power
2. Cast Wurmcalling with buyback by paying a total of at least
3. Raggadragga's third ability triggers, giving Heronblade Elite +7/+7 until end of turn and untapping Heronblade Elite
4. Resolve Wurmcalling, creating a Wurm creature token and returning Wurmcalling to your hand
5. Repeat

Results

• Infinite colored mana
• Infinite creature tokens
• Infinite ETB
• Infinitely large creatures until end of turn
• Infinite magecraft triggers
• Infinite storm count