This creature gets +1/+1 for each artifact you control.

Flying, haste

Defender
Reach

: You get .
, Pay : This artifact deals 2 damage to target player or planeswalker.

Whenever a Minotaur attacks this turn, it gets +2/+0 until end of turn. Destroy that creature at end of combat.

When this artifact enters, put a -1/-1 counter on target creature.
, : Proliferate.

When this artifact enters, put a -1/-1 counter on each creature target player controls.
, : Proliferate twice.

Whenever you discard a card, you may exile that card from your graveyard. If you do, you may play that card this turn.

This land enters tapped.

: Add .
, Sacrifice this land: Search your library for a basic Plains, Island, or Swamp card, put it onto the battlefield tapped, then shuffle.
Cycling

: Add .
, : Target Beast creature you control fights target creature an opponent controls.

Whenever you're dealt combat damage, the attacking player gains control of this artifact and untaps it.
, : Draw a card and put a point counter on this artifact. Then if it has five or more point counters on it, sacrifice it and create a Treasure token.

Whenever a creature deals combat damage to you, that creature's controller gains control of this land.
: Add .
, : Attacking creatures get +1/+0 until end of turn.

Names — Contortionist / Otter / Storm
Art — Banana peel / UFO / Liliana headdress
2 — : Target creature gains haste until end of turn.
4 — Deathtouch, lifelink.
2 — 5/1
3 — 3/5

, Sacrifice Contraption Cannon: It deals damage to any target equal to the number of Contraptions you control.

Dynastic Command Node — As long as you control your commander, activated abilities of cards in your graveyard cost less to activate. This effect can't reduce the mana in that ability's activation cost to less than one mana.
Translocation Protocols — , : Mill three cards.

: Add .
, : You get .
, Pay : Add three mana in any combination of colors.