Five Hundred Year Diary + Scuttling Sliver + Stalactite Dagger + Trazyn the Infinite
UB identity
Commander legal
The 4 combo pieces
What must be in place
You control at least three Clues.
How to execute it
- Activate Trazyn using Five Hundred Year Diary's ability by tapping it, adding at least {U}{U}{U}
- Activate Trazyn by paying {2}, untapping it.
- Repeat.
What the combo produces
- Infinite blue mana
- Infinite untap of some creatures you control