Furnace Golem
Artifact Creature - Golem

, , sacrifice an artifact: ~ does 2 damage to target player.

With a breath that rivals the heat of Illpyre, Furnace Golems provide inhabitants of Frostwynde with the rare respite from the biting cold

0/3

Amorphic Fragment
Artifact
: Add to your mana pool.
Transmute

Scavenged Remnant Dragon
Artifact Creature - Dragon
~ gains +1/+0 until the end of turn
Born from both characteristics of what remains; that which betrays that there was once life before the lifelessness, and that which betrays that there is life within lifelessness. Its creators are now just a whisper in the wind, scattered across the wastes and ruins that are of its kind - rusted, decrepit, and falling to pieces.
4/4

Derelict Guardian
Artifact Creature - Soldier (C)
, : Tap target nonartifact creature.
Before the Starstill, they were told to defend the city from outsiders. As the citizens left for Maraka, more and more people began to fit that description.
2/2

Let's start the voting!










I vote for Cato.

thatmarkguy's other submission.

EDIT: By which I mean the one with two abilities

Yeh, I know I marked it as potential, but I was hoping for further feedback before finalizing. I would prefer my submission to be the one with the added ability

, sacrifice Maraka Powerstone: Add one mana of any color to your mana pool. Draw a card.

Cato

Parad

Ace.

Oh look I designed an uncommon *facepalm*

Ace

Uhmuhh... Ace of Moxes, I guess.

thtatmarkguy

Final Tally:

Ace of Moxes: 3
Cato: 2
thatmarkguy: 2
Parad: 1

And Ace of Moxes takes it! Desert Totem has been added to the spoiler. Please pick a rarity and write a criterion for the next round.

Design an uncommon that fits in an instant/sorcery deck.

[Cardname]
Artifact Creature - [Creature Type]
Whenever you cast an instant or a sorcery spell, put a +1/+1 counter on ~
[2/2]

Empty Spellbook
Artifact (U)
, sacrifice ~: Draw a card, then draw another card for each spell you cast this turn.
When I graduated, my teacher gave me such a tome. That book is the one I taught you from. I have nothing left to teach you. Today you receive your book.

Man that flavour text was epic before I cut it down.

Totemic Staff –
Artifact (U)
Oblation—Whenever you cast an instant or sorcery spell, you may sacrifice Totemic Staff. If you do, cast a copy of that spell without paying its mana cost. You may choose new targets for the copy.

Archmage's Staff
Artifact
Whenever you cast an instant or sorcery spell, you may have ~ become an X/X Snake creature until end of turn, where x is that spell's converted mana cost.

Focus Stone
Artifact (U)
Whenever you cast an instant or sorcery spell, the next instant or sorcery spell that shares a color with it you cast this turn costs less to cast.