You may just want damage dealt, or perhaps you want a small creature to die and forcing it to attack will mean that it dies
Any card that puts -1/-1 counters on something, or itself, can be a potential source of card drawing
Finding out which cards are the most valuable also tells you which cards are most important, and discovering what makes those cards worth their asking price is an easy way to understand which concepts are powerful and universal to the game of Magic
For periods of time, its completely fine to hit that 10-12 mark you just know that eventually youll Kon-mari your way through the roster to cut it back down again
However, I believe that Molten Vortex is the better card when used in any kind of "fair" capacity
At its worst, Arcane Denial can keep the political peace by making a counterspell less punishing in Commander