There are a lot of kill count rewards for level 12-14 cards. Here’s the list. Thinking these will become really beneficial to do for easy leveling.
ClassID,Count1,ItemCount1_1,ClassName,ItemName1_1
590,90,1,"Shardstatue_black","expCard14"
591,90,1,"Templeslave_black","expCard14"
592,202,1,"Templeslave_sword_black","expCard14"
593,135,1,"pumpkin_dog","expCard14"
594,135,1,"scare_crow","expCard14"
595,292,1,"straw_walker","expCard14"
596,270,1,"wood_lwa_green","expCard14"
597,135,1,"ellomago_green","expCard14"
598,225,1,"ragged_bird","expCard14"
599,157,1,"ragged_butcher","expCard14"
600,36,1,"Tanu_blue","expCard13"
601,67,1,"Doyor_blue","expCard13"
602,103,1,"Gosaru_blue","expCard13"
603,54,1,"Folibu_yellow","expCard13"
604,85,1,"duckey_red","expCard13"
605,85,1,"Moglan_blue","expCard13"
606,121,1,"beetow_blue","expCard13"
607,292,1,"rodenarcorng","expCard13"
608,90,1,"rodenag","expCard13"
609,135,1,"rodetad","expCard13"
610,202,1,"elder_rode","expCard14"
611,270,1,"roderiot","expCard14"
612,112,1,"rodedoe","expCard14"
613,247,1,"nacorngfly","expCard14"
614,292,1,"nacorngbug","expCard14"
615,157,1,"rodeyokel","expCard14"
616,180,1,"Pagclamper_yellow","expCard14"
617,180,1,"PagDoper_blue","expCard14"
618,180,1,"PagNurse_green","expCard14"
619,180,1,"Pagshearer_yellow","expCard14"
620,247,1,"rockon","expCard14"
621,112,1,"tala_sorcerer","expCard14"
622,90,1,"Flak_green","expCard14"
623,135,1,"tala_combat","expCard14"
624,67,1,"flamme_priest_green","expCard14"
625,36,1,"warleader_tala","expCard14"
626,90,1,"flamme_mage_green","expCard14"
627,202,1,"Bavon_green","expCard14"
628,135,1,"rubblem_green","expCard14"
629,202,1,"Zolem_green","expCard14"
630,157,1,"flamag_green","expCard14"
631,157,1,"flamme_archer_green","expCard14"
632,315,1,"wood_goblin_green","expCard14"
633,157,1,"rockoff_orange","expCard14"
634,180,1,"Flamil_green","expCard14"
635,4,1,"Rondo","expCard14"
636,135,1,"goblin2_sword_green","expCard14"
637,162,1,"goblin2_hammer_green","expCard14"
638,90,1,"goblin2_wand1_green","expCard14"
639,90,1,"goblin2_wand3_green","expCard14"
640,157,1,"Zibu_Maize_red","expCard14"
641,157,1,"Siaulav_red","expCard14"
642,270,1,"Siaulav_bow_black","expCard14"
643,157,1,"Siaulav_mage_black","expCard14"
644,324,1,"Rakon","expCard14"
645,135,1,"Toothrikon","expCard14"
646,45,1,"horn_golem","expCard14"
647,184,1,"dorong","expCard14"
648,135,1,"darong","expCard14"
649,22,1,"nukarong","expCard14"
650,234,1,"vilkas_soldier","expCard15"
651,153,1,"vilkas_archer","expCard15"
652,94,1,"rompelnuka","expCard15"
653,180,1,"vilkas_warrior","expCard15"
654,135,1,"vilkas_spearman","expCard15"
655,45,1,"vilkas_fighter","expCard15"
656,112,1,"vilkas_mage","expCard15"
657,225,1,"Slime_red","expCard14"
658,135,1,"arma_yellow","expCard14"
659,270,1,"pyran_yellow","expCard14"
660,171,1,"wizards_marmotte_red","expCard14"
661,225,1,"kucarry_Somy","expCard15"
662,202,1,"kucarry_Tot","expCard15"
663,162,1,"kucarry_lioni","expCard15"
664,112,1,"Leafnut_yellow","expCard15"
665,90,1,"Grummer_orange","expCard15"
666,67,1,"colimen_red","expCard15"
667,234,1,"Caro_yellow","expCard15"
668,157,1,"kucarry_numani","expCard15"
669,202,1,"kucarry_zabbi","expCard15"
670,144,1,"kucarry_zeuni","expCard15"
671,247,1,"charog_green","expCard15"
672,67,1,"charcoal_walker_green","expCard15"
673,67,1,"blindlem_green","expCard15"
674,90,1,"moringaga","expCard15"
675,90,1,"nabu","expCard15"
676,202,1,"moringbird","expCard15"
677,135,1,"kucarry_symbani","expCard15"
678,117,1,"kucarry_balzer","expCard15"
679,261,1,"kucarry_Zeffi","expCard15"
680,319,1,"Glyquare_red","expCard15"
681,292,1,"anchor_purple","expCard15"
682,225,1,"Prisonfighter_green","expCard15"
683,112,1,"aklaspetal","expCard13"
684,112,1,"aklaschurl","expCard13"
685,112,1,"aklasia","expCard13"
686,180,1,"aklascountess","expCard13"
687,157,1,"aklascenser","expCard13"
688,112,1,"aklasbishop","expCard13"
689,157,1,"aklashump","expCard13"
690,157,1,"aklasdame","expCard13"
691,157,1,"aklastyke","expCard13"
692,135,1,"aklasbairn","expCard13"
693,135,1,"floron","expCard15"
694,135,1,"florabbi","expCard15"
695,135,1,"budny","expCard15"
696,180,1,"bloom","expCard15"
697,4,1,"castle_gardner","expCard15"