Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.
Equip

Whenever a player casts a red spell, you may pay . If you do, untap target permanent.

Hooded Horror can't be blocked as long as defending player controls the most creatures or is tied for the most.

All Sliver creatures have trample.

Cast this spell only if you've cast another spell this turn.
Flying

Flying
Metalcraft — Artifacts you control have shroud as long as you control three or more artifacts. (An artifact with shroud can't be the target of spells or abilities.)

Flying, protection from black
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Karmic Guide enters the battlefield, return target creature card from your graveyard to the battlefield.

: All combat damage that would be dealt to you by unblocked creatures this turn is dealt to Kjeldoran Royal Guard instead.

Land Cap doesn't untap during your untap step if it has a depletion counter on it.
At the beginning of your upkeep, remove a depletion counter from Land Cap.
: Add or . Put a depletion counter on Land Cap.

Protection from black
At the beginning of your upkeep, Minion of Leshrac deals 5 damage to you unless you sacrifice a creature other than Minion of Leshrac. If Minion of Leshrac deals damage to you this way, tap it.
: Destroy target creature or land.

Destroy target creature.

Target player draws four cards.

Enchant creature
As Prismatic Ward enters the battlefield, choose a color.
Prevent all damage that would be dealt to enchanted creature by sources of the chosen color.

Whenever Queen of Ice deals combat damage to a creature, tap that creature. It doesn't untap during its controller's next untap step.

Return a Forest you control to its owner's hand: Untap target creature. Activate this ability only once each turn.

Tap target creature. It doesn't untap during its controller's next untap step. (Then exile this card. You may cast the creature later from exile.)