Card

Pitiless Plunderer

Mana cost {3}{B}

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Part of 3,154 known combos, 4 of them two-card. 1 official ruling.

Bracket

B1 Exhibition — Not in the same deck as its two-card combo partners: Chatterfang, Squirrel General, March of the Machines, Spawnsire of Ulamog, Titania's Song
B2 Core — Not in the same deck as its two-card combo partners: Chatterfang, Squirrel General, March of the Machines, Spawnsire of Ulamog, Titania's Song
B3 Upgraded — Not in the same deck as its early two-card combo partners: Chatterfang, Squirrel General, March of the Machines, Titania's Song
B4 Optimized — allowed: No restriction beyond the banned list
B5 cEDH — allowed: No restriction beyond the banned list

Two-card combo with Chatterfang, Squirrel General, March of the Machines, Spawnsire of Ulamog, Titania's Song (early with Chatterfang, Squirrel General, March of the Machines, Titania's Song)

Bracket: Lotus Vault analysis, with Commander Spellbook flags

3,154 known combos, 4 of them two-card.

Pitiless Plunderer + Ashnod's Altar + Reassembling Skeleton
Produces: Infinite colorless mana, Infinite death triggers, Infinite creature ETB
View on Commander Spellbook
Chatterfang, Squirrel General + Pitiless Plunderer
Produces: Infinite artifact ETB, Infinite artifact LTB, Infinite artifact sacrifice triggers
View on Commander Spellbook
Pitiless Plunderer + Reassembling Skeleton + Phyrexian Altar
Produces: Infinite death triggers, Infinite creature ETB, Infinite creature LTB
View on Commander Spellbook

2018-01-19 · Wizards of the Coast
If Pitiless Plunderer dies at the same time as one or more other creatures you control, its ability will still trigger for each of those other creatures.

Rulings: Scryfall · Wizards of the Coast