Clash Royale: Cards Upgrade Details

Hi Clash Royale Players..!!
There are 4 types of cards in game: Common, Rare, Epic and Legendary.In Clash Royale, you need to obtain a certain number of cards in order to upgrade them. After upgrading, all HP and damage stats of them get increased by approximately 10% per level.You will earn certain number of XP after upgrading each cards at each level, i.e. when a upgrade costs 2 cards but you have 28 cards of that one, you still have 26 cards after the upgrade. You will not lose any card.

Currently, there are 71 cards available in game, and healer is going to be unlock on 1st May.

Number of Cards Required for Upgrade

Level	Number of Cards Required for Upgrade
	Common	Rare	Epic	Legendary
Unlock	1	1	1	1
2	2	2	2	2
3	4	4	4	4
4	10	10	10	10
5	20	20	20	20
6	50	50	50	N/A
7	100	100	100	N/A
8	200	200	200	N/A
9	400	400	N/A	N/A
10	800	800	N/A	N/A
11	1000	1000	N/A	N/A
12	2000	N/A	N/A	N/A
13	5000	N/A	N/A	N/A
Total	9586	2586	386	36

Gold Required for Upgrade

Level	Common	Rare	Epic	Legendary
Unlock	N/A	N/A	N/A	N/A
2	5	50	400	5000
3	20	150	2000	20000
4	50	400	4000	50000
5	150	1000	8000	100000
6	400	2000	20000	N/A
7	1000	4000	50000	N/A
8	2000	8000	100000	N/A
9	4000	20000	N/A	N/A
10	8000	50000	N/A	N/A
11	20000	100000	N/A	N/A
12	50000	N/A	N/A	N/A
13	100000	N/A	N/A	N/A
Total	185625	185600	184400	175000

XP Gained after Upgrading

Level	Common	Rare	Epic	Legendary
Unlock	N/A	N/A	N/A	N/A
2	4	6	25	250
3	5	10	50	400
4	6	25	100	1000
5	10	50	200	1600
6	25	100	400	N/A
7	50	200	1000	N/A
8	100	400	1600	N/A
9	200	600	N/A	N/A
10	400	800	N/A	N/A
11	600	1600	N/A	N/A
12	800	N/A	N/A	N/A
13	1600	N/A	N/A	N/A
Total	3800	3791	3375	3200

 Enjoy upgrading you Card and Crown Tower Level..!!