Sliver Overlord, Mana Echoes, and Chromatic Orrery

Prerequisites

• Sliver Overlord on the battlefield
• Mana Echoes on the battlefield
• Chromatic Orrery on the battlefield
• There are at least three Slivers on the battlefield
• At least NOTE: The amount of mana required to execute this combo fluctuates depending on the lowest mana value of Slivers in your library, as well as how many Slivers are on the battlefield as you execute the combo
• available

Steps

1. Activate Sliver Overlord's first ability by paying , searching your library for the lowest mana value Sliver creature card in your library and putting it into your hand
2. Cast the Sliver by paying its mana cost
3. When the Sliver enters the battlefield, Mana Echoes triggers, adding for each Sliver on the battlefield
4. Repeat until you have no Slivers left in your library

Results

• Cast all Sliver creature cards in your hand and library
• Near-infinite colored mana
• Near-infinite colorless mana
• Near-infinite ETB
• Near-infinite storm count