Pentavus
Dross Scorpion
Coveted Jewel

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Pentavus with two +1/+1 counters on it on the battlefield).

   Steps

How does this combo work?
1
Activate Coveted Jewel by tapping it, adding three mana of any color.
2
Activate Pentavus's first ability by paying 1 and removing a +1/+1 counter from it, creating a 1/1 Pentavite creature token.
3
Activate Pentavus's second ability by paying 1 and sacrificing the Pentavite.
4
When the Pentavite dies, Dross Scorpion triggers, untapping Coveted Jewel.
5
Resolve the Pentavus ability, putting a +1/+1 counter on it.
6
Repeat.

   Results

What do I get from this combo?
Infinite colored mana
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Infinite mana artifacts you control can produce
Infinite untap of artifacts you control
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