Whenever you roll a 4 or higher, create a 3/3 colorless Robot artifact creature token. If you rolled 6 or higher, instead create that token and a Treasure token. {4}, {T}: Roll a six-sided die plus an additional six-sided die for each mana from Treasures spent to activate this ability.

Whenever you roll one or more dice, put a number of charge counters on this artifact equal to the result. {T}: Add one mana of any color. Roll a d20. {T}, Remove 100 charge counters from this artifact: Search your library for an artifact card, put that card onto the battlefield, then shuffle.

If you would create one or more Treasure tokens, instead create those tokens plus an additional Treasure token.

(Gain the next level as a sorcery to add its ability.) If you would roll one or more dice, instead roll that many dice plus one and ignore the lowest roll. {1}{R}: Level 2 Whenever you roll one or more dice, target creature you control gets +2/+0 and gains menace until end of turn. {2}{R}: Level 3 Creatures you control have haste.

0: Roll a six-sided die. 1 or 2 — [+2], then create two 1/1 green Squirrel creature tokens. They gain haste until end of turn. 3 — [−1], then return a card with mana value 2 or less from your graveyard to your hand. 4 or 5 — Comet deals damage equal to the number of loyalty counters on him to a creature or player, then [−2]. 6 — [+1], and you may activate Comet's loyalty ability two more times this turn.