: Add one mana of any color.
, : Look at the top card of your library. If it's a land card, you may put it onto onto the battlefield tapped. If you don't put the card onto the battlefield, you may put it on the bottom of your library.

: Add .
, : You may cast spells this turn as though they had flash.

When this artifact enters, draw a card.
, , Sacrifice this artifact: Target creature can't attack or block this turn.

, : Target permanent you control becomes the color of your choice. (This effect lasts indefinitely.)

If you would gain life, you gain twice that much life instead.
If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

First strike, vigilance
Whenever an opponent casts a creature spell, this permanent isn't a creature until end of turn.

When this artifact enters, exile all creatures with power 5 or greater until this artifact leaves the battlefield. (Those creatures return under their owners' control.)

When you set this scheme in motion, take an extra turn after this one. Schemes can't be set in motion that turn.

Each player sacrifices all permanents they control that are one or more colors.

When you set this scheme in motion, destroy up to one target artifact, up to one target enchantment, and up to one target nonbasic land.

: Add one mana of any color.
, , Sacrifice this artifact: Draw X cards, where X is the number of differently named lands you control.

Enlist your allies

Creatures work together

As this creature enters, choose a color.
This creature is the chosen color. (It's still an artifact.)

: Add one mana of any color.

: Add .
: Add one mana of any color. Spend this mana only to cast an Ally spell.
, , Sacrifice this land: Return target Ally you control to its owner's hand.

This land enters tapped.

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

At the beginning of the Horde's precombat main phase, reveal an additional card from the top of the Horde's library. The Horde casts that card.
Hero's Reward — When Altar of Mogis is put into a graveyard from anywhere, the Horde sacrifices two Minotaurs.

At the beginning of your first main phase, add for each charge counter on this artifact.
, : Destroy target creature. Then put a charge counter on this artifact.

Whenever another permanent you control enters, each opponent mills a card.

Whenever a creature you control attacks alone, it gets +X/+X until end of turn, where X is the number of card types among cards in all graveyards.
Lhurgoyf creatures you control have trample.

This artifact enters tapped.
: Add two mana in any combination of colors. Spend this mana only to cast spells with flashback from a graveyard.

Your devotion to each color and each combination of colors is increased by one.
: Add one mana of any color. If you control a God, a Demigod, or a legendary enchantment, you gain 1 life.