| Boneyard Defector | 62 | 15,343 | 546 | 980 |
| Boniron Valiant | 39 | 5,899 | 344 | 615 |
| Boomeranger | 150 | 7,540 | 1 | |
| Boondock Chisler | 15 | 1,175 | 136 | 240 |
| Boondock Rhinodrake | 7 | 297 | 63 | 115 |
| Boulder Walker | 150 | 180,000 | 1 | |
| Box Ghoul | 2 | 71 | 15 | 35 |
| Boxer | 50 | 1,648,368 | 1 | |
| Bramble Cactopod | 4 | 156 | 35 | 65 |
| Brambleback Centipex | 24 | 3,174 | 210 | 380 |
| Brambleback Centipex King | 25 | 3,363 | 218 | 395 |
| Brigand Assassin | 78 | 24,817 | 686 | 1,230 |
| Brigand Cutthroat | 79 | 106,705 | 2,082 | 790 |
| Brigand Cutthroat | 79 | 106,705 | 2,082 | |
| Brigand Transient | 84 | 2,334,709 | 1,771 | 1,660 |
| Brigand Transient's Spirit | 65 | 5,324,905 | 1 | |
| Brimstone Harpy | 41 | 22,457 | 911 | 410 |
| Brimstone Towerling | 40 | 30,896 | 889 | 400 |
| Broadblade Runner | 92 | 277,132 | 747 | |
| Broadkris Drudge | 150 | 23,977,103 | 876 | 1,050 |
| Broken Mind | 80 | 6,906,392 | 1 | |
| Bronze Crawler | 150 | 50 | 1 | |
| Brownscarf Walker | 150 | 33,614 | 1 | |
| Bst Turret building in progress | 1 | 250,000 | | |
| Bst Turret building in progress | 1 | 250,000 | | |
| Bucktooth Lynxus | 10 | 711 | 85 | 160 |
| Buddha's Grasp | 150 | 48,639 | 1 | |
| Buddha's Servant | 150 | 3,970,734 | 840 | 10,080 |
| Buddha's Servant | 150 | 264,716 | 840 | 10,080 |
| Buddha's Servant: Mirror | 150 | 520,973 | 831 | 9,975 |
| Bulldoc Massacrer | 85 | 153,342 | 745 | |
| Bullfrog | 1 | 36 | | |
| Bumblee Terror | 29 | 4,333 | 306 | 460 |
| Burning Bug | 150 | 180,000 | 1 | |
| Burning Soul | 150 | 5,294,312 | 845 | 10,080 |
| Burning Soul | 150 | 5,294,312 | 845 | 10,080 |
| Burning Soul | 150 | 264,716 | 845 | 10,080 |
| Burning Soul | 150 | 5,294,312 | 845 | 10,080 |
| Burning Soul: Mirror | 150 | 520,973 | 834 | 9,975 |
| Burning Spirit | 85 | 163,719 | 1,795 | 1,340 |
| Burrow Flea | 80 | 26,004 | 705 | 1,200 |
| Burrowing Nien Minion | 100 | 19,764 | | |
| Burst Turret | 1 | 5,000,000 | | |
| Burst Turret | 1 | 5,000,000 | | |
| Butterfly Faery | 150 | 5,000,000 | | |
| Butterfly Faery | 150 | 5,000,000 | | |
| Butterfly Faery | 150 | 5,000,000 | | |
| Butterlier Buster | 150 | 13,187 | 1 | |
| Cabinet Spirits | 2 | 71 | 15 | 35 |
| Cacoon Spirit | 95 | 184,518 | | 950 |