Berta, Wise Extrapolator, Ghave, Guru of Spores, Ashnod's Altar, and Solid Ground

Prerequisites

• Berta, Wise Extrapolator on the battlefield
• Ghave, Guru of Spores on the battlefield
• Ashnod's Altar on the battlefield
• Solid Ground on the battlefield
• available

Steps

1. Activate Ghave's first ability by paying and removing a +1/+1 counter from a creature you control, creating a 1/1 Saproling creature token
2. Activate Ashnod's Altar by sacrificing the Saproling, adding
3. Activate Ghave's first ability by paying and removing a +1/+1 counter from a creature you control, creating a 1/1 Saproling creature token
4. Activate Ghave's second ability by paying and sacrificing the Saproling, putting two +1/+1 counters on Berta due to Solid Ground
5. Berta triggers, adding
6. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers