COLORLESS/ARTIFACTS We already saw some cool art for one of the artifact creatures in the set on the revealed booster packaging, and from the spiky armor it seems likely that the card in question is either Platinum Emperion or Blightsteel Colossus
+1/+1 counters aren't "attached" to the creatures they're on like an Aura or Equipment is, so a +1/+1 counter/Food token that becomes a creature stays on the creature its on
However, recent updates have introduced issues with the perspective fix feature and camera functionality, leading to frustration for some users
Tersa Lightshatter Tersa Lightshatter is a hasty attacker with built-in card filtering when it enters the battlefield
Rosheen, Roaring Prophet on the other hand wants lots of X-spells in your deck, mills them into your hand and ramps you up to spend lots on them
#5 -- Houndoom Speaking of which -- Houndoom itself lands at number 5, and it deserves every bit of that placement