Since Ojer Axonil, Deepest Might will almost always be played in a burn deck, hitting the threshold to deal four or more noncombat damage is trivial to accomplish to get the front-side back.
Card Description [When Attacking]/[On Your Opponent's Attack] [Once Per Turn] DON
They're a fun addition to your collection and make for a great conversation piece
If it has all ten kinds, the ability will trigger but you won't put any counter on it
Every Collector Booster pack is guaranteed to contain at least one non-foil Dracula card, while also having the chance for these packs to contain additional Dracula cards, which then have the potential of appearing in foil.
If you really wanted to get crazy, you could even play a spellslinger version that plays both Slime Against HumanitySlime Against Humanity and Dragon's ApproachDragon's Approach