It can be very strong in some matchups and very bad in others, so think a lot about it during sideboarding when you decide to keep or not this card in your deck
Icetill Explorer and lands that sacrifice like Fabled Passage and Escape Tunnel help you get extra triggers for your heavy hitters
Hydras are powerful mythical creatures in Magic based on the legend that if you cut one of its heads off, two more grow in its place
Rakdos Charm is the perfect antidote to this kind of problem (although not the specifically the Moat one...), it can deal with a selection of troublesome things while remaining useful outside of this scope and perfectly maindeckable without fear of having dead cards or losing much consistency
Duplicant, Meteor Golem, Kozilek, the Great Distortion, Ugin, the Ineffable, Spatial Contortion, Warping Wail, Titan's Presence, Desecrate Reality, Rise of the Eldrazi, Unstable Obelisk, Steel Hellkite 11 targeted removal