Echopus is a level 45 monster in MapleStory Classic World with 2,163 HP, worth 107 EXP. The Grand Launch places it on no map; Closed Online Test 2 had it on 7 maps. Weak to Lightning.
Spawn Maps: removed Primeval Forest I, Primeval Forest II, The Faded Canopy, Perilous Descent I, Perilous Descent II, Perilous Descent III, Lingering Regret, Shortcut. (8 before, 0 after)
CoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.The Public Release has this monster and places it on no map it has. Every map below is one only Closed Online Test 2 had.
Perilous Descent ICoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.Deep Passage · Victoria Island×11
Perilous Descent IICoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.Deep Passage · Victoria Island×11
Primeval Forest IICoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.Shallow Passage · Victoria Island×9
The Faded CanopyCoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.Shallow Passage · Victoria Island×7
Lingering RegretCoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.Deep Passage · Victoria Island×7
Primeval Forest ICoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.Shallow Passage · Victoria Island×6
Perilous Descent IIICoT2: From Closed Online Test 2 (Beta 2). Not in the Grand Launch; kept here as a record.Deep Passage · Victoria Island×5