Is neru’s fortified oasis (tarkir, above) a 2/2 or 0/3?

Depends on blocks.

Electric Hydra -
Creature - Hydra
Trample
~ enters the battlefield with eight +1/+1 counters on it.
At the beginning of your upkeep, remove two +1/+1 counters from ~ unless you pay .
Whenever ~ deals combat damage to a player, you get .
0/0

Fairgrounds Performer

Creature -- Elf Articifer (R)
Fabricate 1
At the beginning of your upkeep, you may put a +1/+1 counter on Fairgrounds Performer. If you don't, create a 1/1 colorless Servo artifact creature token.
2/2

Aetherwind Spelldisc
Artifact
At the beginning of your end step, pay . If you do, put two charge counters on Aetherwind Spelldisc. If you can't, sacrifice Aetherwind Spelldisc and destroy all nonland permanents with converted mana cost equal to or less than the number of charge counters on Aetherwind Spelldisc.
: Target player loses . If they do, put a charge counter on Aetherwind Spelldisc.
It is not a perpetual motion machine, but it is best to make sure it doesn't stop.

Warehouse
Land
: Add .
, Tap an untapped artifact you control: Add one mana of any color.

Amonkhet

Caretaker of Cats
Creature — Human Cleric
When Caretaker of Cats enters the battlefield, create two 1/1 white Cat creature tokens with lifelink.
Embalm
0/2

Reckoning of the Glorified
Enchantment — Saga Aura Curse
Enchant opponent
I - Enchanted opponent chooses a creature they control and you gain control of it as long as you control Reckoning of the Glorified.
II - Enchanted opponent sacrifices two creatures.
III - You sacrifice two creatures.

Khenra Sandspeaker
Creature - Jackal Shaman
Whenever a player taps a non-desert land for mana, Khenra Sandspeaker deals 1 damage to that player. If Khenra Sandspeaker is a zombie, it deals 2 damage to that player instead.
Eternalize (: Exile this card from your graveyard: Create a token that’s a copy of it, except it’s a 4/4 black Zombie Jackal Shaman with no mana cost. Eternalize only as a sorcery.)
2/2

Untameable Sandwurm
Creature — Wurm
Trample
Eternalize
"Perhaps not all things are for the God-Pharaoh." — Samut
8/8

nvm, wasn't multicolored.

Endless Drudgery

Enchantment -- Aura (C)
Enchant creature
At the beginning of your upkeep, enchanted creature's controller loses 1 life and you gain 1 life.
Enchanted creature can't attack or block.
Life on Amonkhet is full of hardship. Death, even more so.

Scepter of Rule
Artifact — Equipment
Equipped creature has ", : Tap target creature. If that creature is a Zombie, you gain control of it."
Equip

Snow-Covered Desert
Snow Land - Desert
: Add .
Cycling

Ixalan

Suncrush Altisaur
Creature — Dinosaur
Ascend
When Suncrush Altisaur enters the battlefield, exile target nonland permanent until leaves the battlefield. If you have the city's blessing, instead exile that permanent.
2/5

Craftsmanship -
Enchantment
Whenever you draw a card, create a Treasure token.
The pirates never bothered to ponder where their plunder originally came from.

My quest to make a Tireless Tracker variant for each artifact token type continues.

Seeking Spark -
Sorcery
~ deals 2 damage to each opponent. Then if an opponent has 10 or less life, put this card onto the battlefield transformed.
//
Sparkville
Land
: Add . ~ deals 1 damage to each opponent.