None of the cards can be considered for cube, since for the few cubes that do have a shard section there are better options in Jund like [card]Hellkite Overlord[/card] ([card]Reanimate[/card]/[card]Natural Order[/card] target) and [card]Broodmate Dragon[/card] (value), though Prossh may synergize better with a list supporting a sacrifice theme
Still in line with the artifact theme is Silas Renn, Seeker Adept (who can regrow artifacts), especially paired with Akiri, Line-Slinger, a beatstick who makes you recount all your tokens and lands to check how big she is
Reckless Amplimancer If you want a mana sink in an aggressive deck, Reckless Amplimancer technically meets your requirements but its too costly and slow
Lunalight Gold Leo Type Effect Monster Attribute DARK Typing Beast-Warrior Level/Rank 4 ATK 600 DEF 1600 Archetype Lunalight Typings Effect TCG Date 2025-07-03 OCG Date 2025-04-26 Card Text If this card is Normal or Special Summoned: You can add 1 "Lunalight" monster from your Deck to your hand, except "Lunalight Gold Leo", then discard 1 card
Note that each draw allowed you to dredge a single card