Continuation Stages · Stage 3Hearts of Darkness (Merciless)太古の黒連星 極ムズData updated: 2026-07-240Energy Cost28,200XP Reward500,000Enemy Base HP4,400Stage Length6Max Enemies10.1Difficulty Build a lineup for this stage Test your team vs this stageStage rewards1% — Elder Catfruit ×1 · Treasure Radar99% — Elder Catfruit Seed ×1Enemy spawns (11)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesDark Otter200%16.7s—100%—Tackey200%123.3s—100%—Razorback100%10.1s—99%—Tackey200%10s—99%—Shadow Boxer K200%60.1s10s~13.3s99%—Dark Otter200%50.1s10s~16.7s99%—Shadow Boxer K200%10s—99%—Doge Dark800%10s—99%—Tackey200%10s—99%—Doge Dark10%10s—99%BossMs. Sign100%∞900s900s100%—All 進化の古代マタタビEX stages