Why not swing by the Wargamer Discord and share with staff and other fans
That said, the most important habit to build early is buying individual "singles" for the specific decks or character pages you want to build
In any deck running more than one color, this artifact is a very safe option when it comes to "mana rocks." Additionally, if the Commander's Sphere ever outlives its usefulness, it can simply replace itself and draw a new card
Now at the stats
While all colors have access to it, Sultai colors have the most Mutate creatures and the most enablers (Pollywog Symbiote, Zagoth Mamba, and Essence Symbiote)
Creature - Dragon Evasion (CTRL to add secondary) Finisher Finisher (CTRL to add secondary) Land Land (CTRL to add secondary) Lifegain Lifegain (CTRL to add secondary) Ramp Ramp (CTRL to add secondary) Recursion Recursion (CTRL to add secondary) Removal Goblin Kaboomist At the beginning of your upkeep, create a colorless artifact token named Land Mine with ", Sacrifice this token: This token deals 2 damage to target attacking creature without flying." Then flip a coin