Fynn, the Fangbearer is a solid option for both Arena and budget Commander
If you don't control an Army, create a 0/0 black Orc Army creature token first.) Goblins and Orcs you control have ward
It aint pretty, but it can do some work
Anafenza, the Foremost, Retribution of the Ancients, Contagion Engine, Contagion Clasp, Anguished Unmaking, Utter End, Ainok Survivalist, Simic Manipulator, Kalemne's Captain, Bane of Progress, Swords to Plowshares, Abzan Charm, Collective Effort, Ruinous Path, Return to Dust, Rest in Peace Removal
It is only recently that they have gotten more flexible answers like Chaos Warp and Enchanters Bane
A cards strength can be found on the right-hand side of the card in a star icon (next to its willpower value in a shield icon)