Grim Monolith
The Blackstaff of Waterdeep
Zirda, the Dawnwaker

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Grim Monolith does not have summoning sickness.
available

   Steps

How does this combo work?
1
Activate Grim Monolith's first ability by tapping it, adding .
2
Activate The Blackstaff of Waterdeep by paying 1 and tapping it, causing Grim Monolith to become an artifact creature until end of turn.
3
Activate Grim Monolith's second ability by paying 2, untapping it.
4
Activate Grim Monolith's first ability by tapping it, adding .
5
Repeat from step 3.

   Results

What do I get from this combo?
Infinite colorless mana
Sisay, Weatherlight Captain
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