Your Avatar can gain experience (XPs) through winning each levels.
Obtainable XPs varies among different maps and difficulties. Higher difficulties tend to give more XPs, though it is indefinite.
Your XP can be calculated from here (Created by Crazy Defense Heroes):
https://naozuka.github.io/cdh-exp-calc.html
Levels and XPs[]
Note: some Special Skills are only available for cards with high star rate.
| Avatar Level | Total XP To Reach |
| 1 | 0 |
| 2 | 1300 |
| 3 | 2800 |
| 4 | 5800 |
| 5 | 10300 |
| 6 | 16300 |
| 7 | 23800 |
| 8 | 32800 |
| 9 | 43300 |
| 10 | 55300 |
| 11 | 68800 |
| 12 | 83800 |
| 13 | 100300 |
| 14 | 118300 |
| 15 | 137800 |
| 16 | 158800 |
| 17 | 181300 |
| 18 | 205300 |
| 19 | 230800 |
| 20 | 257800 |
| 21 | 286300 |
| 22 | 316300 |
| 23 | 347800 |
| 24 | 380800 |
| 25 | 415300 |
| 26 | 451300 |
| 27 | 491300 |
| 28 | 535300 |
| 29 | 583300 |
| 30 | 635300 |
| 31 | 691300 |
| 32 | 751300 |
| 33 | 815300 |
| 34 | 883300 |
| 35 | 955300 |
| 36 | 1031300 |
| 37 | 1111300 |
| 38 | 1195300 |
| 39 | 1283300 |
| 40 | 1375300 |
| 41 | 1471300 |
| 42 | 1571300 |
| 43 | 1675300 |
| 44 | 1783300 |
| 45 | 1895300 |
| 46 | 2011300 |
| 47 | 2131300 |
| 48 | 2255300 |
| 49 | 2383300 |
| 50 | 2515300 |
| 51 | 2651300 |
| 52 | 2791300 |
| 53 | 2935300 |
| 54 | 3083300 |
| 55 | 3235300 |
| 56 | 3391300 |
| 57 | 3551300 |
| 58 | 3715300 |
| 59 | 3883300 |
| 60 | 4055300 |
| 61 | 4231300 |
| 62 | 4411300 |
| 63 | 4595300 |
| 64 | 4783300 |
| 65 | 4975300 |
| 66 | 5171300 |
| 67 | 5371300 |
| 68 | 5575300 |
| 69 | 5783300 |
| 70 | 5995300 |
| 71 | 6211300 |
| 72 | 6431300 |
| 73 | 6655300 |
| 74 | 6883300 |
| 75 | 7115300 |
| 76 | 7351300 |
| 77 | 7591300 |
| 78 | 7835300 |
| 79 | 8083300 |
| 80 | 8335300 |
| 81 | 8591300 |
| 82 | 8851300 |
| 83 | 9115300 |
| 84 | 9383300 |
| 85 | 9655300 |
| 86 | 9931300 |
| 87 | 10211300 |
| 88 | 10495300 |
| 89 | 10783300 |
| 90 | 11075300 |
| 91 | 11371300 |
| 92 | 11671300 |
| 93 | 11975300 |
| 94 | 12283300 |
| 95 | 12595300 |
| 96 | 12911300 |
| 97 | 13231300 |
| 98 | 13555300 |
| 99 | 13883300 |
| 100 | 14215300 |
| 101 | 14551300 |
| 102 | 14891300 |
| 103 | 15235300 |
| 104 | 15583300 |
| 105 | 15935300 |
| 106 | 16291300 |
| 107 | 16651300 |
| 108 | 17015300 |
| 109 | 17383300 |
| 110 | 17755300 |
| 111 | 18131300 |
| 112 | 18511300 |
| 113 | 18895300 |
| 114 | 19283300 |
| 115 | 19675300 |
| 116 | 20071300 |
| 117 | 20471300 |
| 118 | 20875300 |
| 119 | 21283300 |
| 120 | 21695300 |
| 121 | 22111300 |
| 122 | 22531300 |
| 123 | 22955300 |
| 124 | 23383300 |
| 125 | 23815300 |
| 126 | 24251300 |
| 127 | 24691300 |
| 128 | 25135300 |
| 129 | 25583300 |
| 130 | 26035300 |
| 131 | 26491300 |
| 132 | 26951300 |
| 133 | 27415300 |
| 134 | 27883300 |
| 135 | 28355300 |
| 136 | 28831300 |
| 137 | 29311300 |
| 138 | 29795300 |
| 139 | 30283300 |
| 140 | 30775300 |
| 141 | 31271300 |
| 142 | 31771300 |
| 143 | 32275300 |
| 144 | 32783300 |
| 145 | 33295300 |
| 146 | 33811300 |
| 147 | 34331300 |
| 148 | 34855300 |
| 149 | 35383300 |
| 150 | 35915300 |