Priest of Urabrask and Priest of Gix are great for this, for example
Its perhaps not best-suited to newcomers since it requires keeping tabs on a lot of counters (often different types), but by spending some time planning, you can create Summon creatures and keep them on the board much longer than expected, while also powering up just about everything on your board
If the chosen permanent is a token, Copycrook copies the original characteristics of that token as stated by the effect that put the token onto the battlefield, with the listed exception
Ward makes your commander quite hard to remove
Whenever a creature you control dies, each opponent loses 1 life
Disney Lorcana TCG is a brand-new trading card game set in the wondrous realm of Lorcana, where players take on the role of Illumineers and wield magic ink to summon a team of Disney characters known as glimmers, who appear in both familiar and fantastical ways