You put good Menace Creatures in your Krenko, Mob Boss deck because they're good at attacking or because they're goblins You don't play them because of Menace-Menace synergy
Landfall Druid 2.0 1G Creature Elf Druid 1/1 T: Untap target land
Hauntwoods Shrieker (DSK) $12.30 Hauntwoods Shrieker is a solid 3-drop green creature that provides an interesting form of card advantage
If it had any other effect to supplement it, I think itd be higher on this list
Reader, Secret Lair drops are often damp squibs that leave a poor taste in Magic fans' mouths
Celes, Rune Knight Celes is a great Mardu graveyard commander, providing card advantage, an easy way to get cards into your graveyard, and a payoff for returning creatures to the battlefield after you discard them