The Warring Triad

Legendary Artifact Creature — God

Mana Cost: {3}

Flying, trample, haste As long as there are fewer than eight cards in your graveyard, The Warring Triad isn't a creature. {T}, Mill a card: Target player adds one mana of any color.

5/5

Final Fantasy Commander

Price: $0.88

Tenza, Godo's Maul

Legendary Artifact — Equipment

Mana Cost: {3}

Equipped creature gets +1/+1. As long as it's legendary, it gets an additional +2/+2. As long as it's red, it has trample. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Dominaria United Commander

Price: $2.12

Redemptor Dreadnought

Artifact Creature — Astartes Dreadnought

Mana Cost: {5}

Fallen Warrior — As an additional cost to cast this spell, you may exile a creature card from your graveyard. Trample Plasma Incinerator — Whenever this creature attacks, if a card is exiled with it, it gets +X/+X until end of turn, where X is the power of the exiled card.

4/4

Warhammer 40,000 Commander

Price: $0.40

Gruul Keyrune

Artifact

Mana Cost: {3}

{T}: Add {R} or {G}. {R}{G}: This artifact becomes a 3/2 red and green Beast artifact creature with trample until end of turn.

Gatecrash

Price: $0.11

Phyrexian Totem

Artifact

Mana Cost: {3}

{T}: Add {B}. {2}{B}: This artifact becomes a 5/5 black Phyrexian Horror artifact creature with trample until end of turn. Whenever this permanent is dealt damage, if it's a creature, sacrifice that many permanents.

Duel Decks: Phyrexia vs. the Coalition

Price: $0.21

Foriysian Totem

Artifact

Mana Cost: {3}

{T}: Add {R}. {4}{R}: This artifact becomes a 4/4 red Giant artifact creature with trample until end of turn. As long as this artifact is a creature, it can block an additional creature each combat.

Time Spiral

Price: $0.27

Weatherseed Totem

Artifact

Mana Cost: {3}

{T}: Add {G}. {2}{G}{G}{G}: This artifact becomes a 5/3 green Treefolk artifact creature with trample until end of turn. When this artifact is put into a graveyard from the battlefield, if it was a creature, return this card to its owner's hand.

Time Spiral

Price: $0.16