It has trample but that's not where Shroofus shines
I get to blow up lands and artifacts as well as creature
Being marked as a l'Cie means that they're treated as enemies of Cocoon and are to be wiped out
Just like all of the cards in this cycle, Enduring Tenacity, when it dies, returns to the battlefield as an enchantment, making sure that your opponent will have to kill it twice or exile it to get rid of its passive effects
In terms of balance, Spitting Dilophosaurus is probably too weak in Cubes featuring Orcish Bowmasters and has potential to be on the strong side for Cubes of lower power levels, but the card comes at a solid rate and I would expect it to find a comfortable home in a lot of Cubes
If you can keep this Lilo protected with, let's say, Simba, Protective Cub which costs only two ink to play, Lilo can start to get you an early lead when it comes to lore